"unadvised" in the adjective sense
1. ill-advised, unadvised
without careful prior deliberation or counsel
"ill-advised efforts"
"it would be ill-advised to accept the offer"
"took the unadvised measure of going public with the accusations"
2. unadvised
having received no information
"a defendant unadvised of her legal rights"
Source: WordNet® (An amazing lexical database of English)
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